#include<iostream>
using namespace std;

int main()
{
	double kg, m;
	cin >> kg >> m;
	double bmi = kg / (m * m);
	if (bmi < 18.5)
	{
		cout << "Underweight";
	}
	else if (bmi >= 18.5 && bmi < 24)
	{
		cout << "Normal";
	}
	else if (bmi >= 24)
	{
		cout << bmi << "\nOverweight" << endl;
	}
	
	return 0;
}
